XCodeClub.com - Rent your own private Virtual Mac with latest XCode.
Virtual Magnifying Glass - Virtual Magnifying Glass, a free, open source, screen magnification program for Windows, Linux, FreeBSD and Mac OS X. Free full version download and instructions for use.
VirtualMacOSX.com - vmOSX -- is your affordable, Mac-based home on the web.
Magnifixer - Magnifixer is a screen magnifier utility.
MacinCloud - MacinCloud is a Mac cloud platform that provides on-demand Mac cloud servers, flexible dev workload infrastructure and comprehensive Mac in the Cloud solutions
ZoomIt - Presentation utility for zooming and drawing on the screen.